Two blocks of masses M = 2 kg and M2 = 3 kg are connected by a very 7 N. light string passing over a massless and frictionless pulley. The M1 block moves 3 m to the right with constant speed. M. During this process, how much work is done on the M, block by the gravity? (Take g= 10 m/s) -120J II itu.witwises.io, ekranınızı ve sesinizi paylaşıyor. Paylaşmayı durdur Ge
Q: get the rope in motion as only spiderman knows how, eventually getting it to swing enough that he…
A:
Q: An accelerating object of mass m=20 kg is fired with an initial speed v;=3 m/s at a starting point.…
A: Given: mass of an object, m = 20 kginitial speed, vi = 3 m/sfinal kinetic energy, KEf = 122 J
Q: A man is carrying a mass m on his head and walking on a flat surface with a constant velocity v.…
A: According to question we need to find work done against gravity.
Q: uOWhhill. Find the skiers speed C: 19.8 D: 10.2 4: Given a kid is pulling a (5 pound) box along the…
A: Solution- Applying constant force by the kid F=98 N at an angle 30 degree. distance d=20 m
Q: A man is carrying a mass m on his head and walking on a flat surface with a constant velocity v.…
A: The problem is based on the concept of work done against gravity. W = (|F| cosθ) |d| .We know that…
Q: There is a diagonal force of 50 N acting on a box. It’s components, a vertical force of 30 N, and a…
A: Since there is no displacement along vertical axis, the work done by vertical component of the force…
Q: In a railroad classification yard, a 69-Mg freight car moving at 1.2 m /s at A encounters a retarder…
A: Given : m=69000 kg xA=3.9 m xC=0 m
Q: The figure below shows a fluid inside a cubical container of side 1 m. If the pressures inside and…
A: Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: An accelerating object of mass m=20 kg is fired with an initial speed v;=10 m/s at a starting point.…
A:
Q: You apply a constant force of (47 N) î - (59 N) ĵ to a loaded supermarket pushcart as it undergoes a…
A:
Q: To make a batch of cookies, you mix half a bag of chocolate chips into a bowl of cookie dough,…
A: Here's the information that we need to use: FF is the applied force vv is the speed ΔtΔt is the…
Q: A 4-N force is applied to a 2-kg object that is moving at 3 m/s. This force is parallel to the…
A: Work done = Force × displacement
Q: A 5.0-kg cart is moving horizontally at 4.0 m/s. In order to change its speed to 9.0 m/s, the net…
A:
Q: A constant force of 40N in the positive x direction acts on a 4.0-kg object as it moves from the…
A: We are given that A constant Force of 40N acting along positive x-axis acts on a 4.0kg object as it…
Q: Two people of the same mass climb the same set of stairs . Person A climbs the stairs in 25s. Person…
A: Since both the persons have to climb the same set of stairs, the work done by both the persons is…
Q: 1. How does the work required to stretch a spring 2.0cm from Its unstressed length compare with the…
A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,…
Q: An object of mass ? = 64 g slides on a frictionless table, constrained by a cord to a circular path…
A: Given data The mass is m=64 g=64×10-3 kg The radius is r=85 cm The speed is v=40 cm/s The diagram of…
Q: Q19. The winners of long jump each weighing 56 kg. 40 kg and 45 kg stand on the podium. What is the…
A: Answer 0 J
Q: A mother does 220 J of work while pulling her child back on a frictionless swing, whose chain is 4.7…
A: Correct Answer: The mass of the child is 26.4 kg. Note: Please recheck your given option as all the…
Q: To compress a spring 5.0 cm from its unstretched length, 18.0 J of work must be done. (a) What is…
A: Given 18 joule of work is to be done to compress a spring by 5cm from natural length. Work done on…
Q: The work done in stretching a spring-mass system a distance x from its rest position is U = kx² /2.…
A: Solution - We are given that the work done in stretching the spring-mass system a distance x from…
Q: An accelerating object of mass m=7 kg is fired with an initial speed v;=8 m/s at a starting point.…
A: Given: mass of object m = 7 Kg initial speed vi = 8m/s Final kinetic energy KEf = 369 J To find:…
Q: As a woman carries her suitcase up a flight of stairs, she does work against gravity. If the mass of…
A: mass of suitcase (m) = 10 kg Height of stairs (h) = 12 m g = 9.8 ms2
Q: A cable pulls an 267 kg safe up a slope inclined at 19 °, for 20 m on an very slippery oily surface.…
A: a) The normal force acting on a safe will be perpendicular to the inclined surface and the safe will…
Q: a helicopter lifts a 100kg crate straight up via cable, with an acceleration of 0.8m/s. if the crate…
A: mass = 100 kg acceleration = 0.8 m/s2distance = 5 m Apparent weight = m(g+a) = 100 (10+0.8) = 1080 N…
Q: A 240 kg cable that is 100 m long hangs vertically from the top of a tall building. a. How much work…
A:
Q: If we know that a force of 5 N is applied on an object while the object moves 2 m, can we determine…
A: Given : F = 5 N d = 2 m
Q: One of the forces exerted on a particle is F = Bx'i, where B = 6 N/m². How much work does F do (in…
A: Given: The force exerted on the particle is F=βx2i, where β=6 N/m2. The movement of particle is…
Q: Why is it tiring to push hard against a solid wall even if no work is done? A 75 kg firefighter…
A: Q 1) We get tired because we use our energy to contract the muscles. We try to push the wall using…
Q: A car (m=1000 kg) is initially moving at a speed of 20 m/s (~45 mph) when the driver hits the brakes…
A: Work done is equal to change in kinetic energy W=∆EK=12mvf2-vi2=121000 kg0-20 ms2=-200000 J=-200 kJ
Q: A robot is capable of lifting heavy objects directly up a ladder. The manufacturer claims the robot…
A: Mass of robot m = 500 kgThe power output of the robot is P = 150,000 W
Q: The work done in pushing a TV set a distance of 2 m with an average force of 55 N is _________ . In…
A:
Q: 76. A cable lifts a 1200-kg elevator at a constant velocity for a distance of 35 m. What is the work…
A: To determine: (a) The work done by the tension in the cable. (b) The work done by the elevator’s…
Q: 35. The work done by a force F in moving a particle of mass m from a point A with position vector a…
A:
Q: Find the work done: a. from -3 m to 2 m. b. from 2 m to 0 m. c. from -3 m to 3 m
A: given that mass of the object, m=1 Kg object is initially at rest at x=-3 m We have to find the work…
Q: 1. A crate of mass 10.0 kg is pulled up a rough 20 degrees incline. The pulling force is 100 N…
A: This is the FBD for the given system. Here, m = 10 kg θ = 200 F= 100 N µ = 0.4 d = 5 m
Q: A constant force of 9 Newtons passes through a point (3, -4) and (10, -2). What is the work done by…
A: Work done is defined as W=F→.S→F →=force vectorS→ =displacement vector
Q: 13. Which requires more work, carrying a 420-N knapsack up a 200 meter high hill or carrying a 210-N…
A: Given two forces F1= 420N and F2 = 210N And two displacement d1= 200m and d2 = 400m So we have to…
Q: An accelerating object of mass m=20 kg is fired with an initial speed v;=7 m/s at a starting point.…
A:
Q: 1. A 50 kg sled is pushed by applying a force F = 400 N, as shown, with @= 30°. The surface is rough…
A: Hi, you have submitted multiple subpart questions and it is not specified which parts problem you…
Step by step
Solved in 2 steps with 1 images